OpenProject: Journal diff endpoint bypasses object, journal, and field visibility checks

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Summary

CVECVE-2026-47193
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-26 20:17:13 UTC
Updated2026-06-26 20:20:22 UTC
DescriptionOpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, the journal diff endpoint discloses hidden historical field values without enforcing object and field visibility. This vulnerability is fixed in 17.3.3 and 17.4.1.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.002520000 probability, percentile 0.164550000 (date 2026-06-29)

Problem Types: CWE-200 | CWE-862 | CWE-200 CWE-200: Exposure of Sensitive Information to an Unauthorized Actor | CWE-862 CWE-862: Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.1CNADECLARED7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Opf Openproject affected < 17.3.3 Not specified
CNA Opf Openproject affected >= 17.4.0, < 17.4.1 Not specified

References

ReferenceSourceLinkTags
github.com/opf/openproject/security/advisories/GHSA-f2rx-x2qj-2hgj 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com
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